package com.liyingtao.util;

import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;

import java.io.IOException;
import java.io.Reader;

public class SqlSessionFactoryUtil  {
    private static SqlSessionFactory factory;
    private SqlSessionFactoryUtil(){}
    static {
        Reader reader=null;
        try {
            reader=Resources.getResourceAsReader("mybatis.xml");
           factory = new SqlSessionFactoryBuilder().build(reader);
        }catch (Exception e){
            e.printStackTrace();
        }finally {
            if (reader!=null){
                try {
                    reader.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }

    public  static SqlSession getSqlSession(){
        return factory.openSession();
    }

}
